
<template>
  <div class="app-container">
    讲师列表
        <!--查询表单-->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item>
        <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
      </el-form-item>
      <el-form-item>
        <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
          <el-option :value="1" label="高级讲师"/>
          <el-option :value="2" label="首席讲师"/>
        </el-select>
      </el-form-item>
      <el-form-item label="添加时间">
        <el-date-picker
          v-model="teacherQuery.begin"
          type="datetime"
          placeholder="选择开始时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-form-item>
        <el-date-picker
          v-model="teacherQuery.end"
          type="datetime"
          placeholder="选择截止时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-button type="primary" icon="el-icon-search" @click="getLog()">查询</el-button>
      <el-button type="default" @click="resetData()">清空</el-button>
    </el-form>
     <!-- 表格 -->
    <el-table
      v-loading="listLoading"
      :data="list"
      element-loading-text="数据加载中"
      border
      fit
      highlight-current-row>
      <el-table-column
        label="序号"
        width="70"
        align="center">
        <template slot-scope="scope">
          {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
      </el-table-column>
      <el-table-column prop="name" label="名称" width="80" />
      <el-table-column label="头衔" width="80">
        <template slot-scope="scope">
          <!-- 三个等号 判断值和类型 -->
          {{ scope.row.level===1?'高级讲师':'首席讲师' }}
        </template>
      </el-table-column>
      <el-table-column prop="intro" label="资历" />
      <el-table-column prop="gmtCreate" label="添加时间" width="160"/>
      <el-table-column prop="sort" label="排序" width="60" />
      <el-table-column label="操作" width="200" align="center">
        <!-- slot-scope获取整个表格 -->
        <template slot-scope="scope">
          <router-link :to="'/teacher/edit/'+scope.row.id">
            <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
          </router-link>
          <el-button type="danger" size="mini" icon="el-icon-delete" @click="removeDataById(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页 -->
    <el-pagination
      :current-page="page"
      :page-size="limit"
      :total="total"
      style="padding: 30px 0; text-align: center;"
      layout="total, prev, pager, next, jumper"
      @current-change="getList"
    />

  </div>
</template>
<script>
import teacher from '@/api/edu/teacher'
export default {
  // 核心代码
  // data:{}, 变量初始值
  data(){
    return{
      listLoading: false, // 是否显示loading信息
      list:null, // 返回列表
      page:1,
      limit:5,
      total:0,
      teacherQuery:{}
    }
  },
  created(){  // 页面渲染前执行
    this.getList()
    
  },
  methods:{  // 具体方法 一般是导入的js文件中渲染方法
    getList(page=1){
      this.page = page
      teacher.getTeacherList(this.page,this.limit,this.teacherQuery)
        .then(res =>{
          console.log(res)
          this.list = res.data.records
          this.total = res.data.total
          console.log(list)
        })
        .catch(error =>{
          console.log(error)
        })
    },
    removeDataById(id){
      this.$confirm('此操作将永久删除记录，是否继续?','提示',{
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() =>{ // 确定执行then
        return teacher.removeDataById(id)
      }).then(()=>{
        this.getList()
        this.$message({
          type:'success',
          message:'成功删除'
        })
      }).catch((response)=>{ // 取消和失败调用catch
        if(response === 'cancel'){
          this.$message({
            type:"info",
            message:"取消删除"
          })
        }else{
          this.$message({
            type:"error",
            message:"删除失败"
          })
        }
      })
    },
    resetData(){
      this.teacherQuery={}
      this.getList()
    },
  }
}
</script>